package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;

public class Demo11 {
    public static void main(String[] args) {
        try (Connection connection=DBUtil.getConnection();){
            connection.setAutoCommit(false);
            String sql="DELETE FROM user WHERE id=?";
            PreparedStatement ps=connection.prepareStatement(sql);
            ps.setInt(1,3);
            int num=ps.executeUpdate();
            System.out.println(num>0?"删除成功":"删除失败");
            connection.commit();
            System.out.println("事务提交");
        }catch (SQLException e){
            e.printStackTrace();
        }
    }
}
